Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.98
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -2.96 -0.375 1.11
Prot (kg) -2.71 -0.441 1.20
Fertility Sub Index -4.62
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -0.46
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -0.78

* Based on an €80/tonne carbon price